Fragrance diffuser housing



FIG. 1 is a front, top, and right side perspective view of a fragrance diffuser housing showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a fragrance diffuser housing, as shown and described. 